Click frame 1 of layer, actions, and label it init. Now open the Frame Actions window and chose call from the + menu. Add ΓÇ¥/scripts:initΓÇ¥, to the Frame window. This means that weΓÇÖre calling a script in a movie frame labeled init in the timeline of an instance named scripts. Now click frame 5 of the layer, actions, and using the Frame Panel, label it update. WeΓÇÖll now add an action to this frame. In the Frame Actions window and chose call from the + menu (itΓÇÖs the second one down in Actions). On the right side, add ΓÇ£/scripts:updateΓÇ¥. Chose Go to from the + menu and make sure that FrameNumber is selected from the Type pull-down menu. Enter 4 as the number.